NEET Biology Respiration In Plants Question Bank

done Self Evaluation Test - Respiration in Plants Total Questions - 75

• question_answer1)
  In plants energy is produced during the process of:
  A)
  Photosynthesis    done clear
  B)
  Transpiration done clear
  C)
  Respiration       done clear
  D)
         Water absorption done clear
  View Solution play_arrow

• question_answer2)
  How many ATP molecules are gained, when one molecule of glucose is degraded to pyruvic acid under anaerobic conditions?
  A)
  1 ATP is gain    done clear
  B)
  3 ATP is gain done clear
  C)
  2 ATP is gain    done clear
  D)
         None of these done clear
  View Solution play_arrow

• question_answer3)
  A eukaryotic cell can synthesise only 38 ATP instead of 40 ATP if the protons of cytosolic \[NADH+{{H}^{+}}\] are transported into mitochondria by:
  A)
  Malate aspartate shuttle done clear
  B)
  Glycerol phosphate shuttle done clear
  C)
  ATPase done clear
  D)
  Permease done clear
  View Solution play_arrow

• question_answer4)
  Pyruvate dehydrogenase complex is used in converting:
  A)
  Pyruvate to glucose done clear
  B)
  Glucose to pyruvate        done clear
  C)
  Pyruvic acid to lactic acid done clear
  D)
  Pyruvate to acetyl Co-A done clear
  View Solution play_arrow

• question_answer5)
  What is the final pathway followed by all carbon atoms derived from carbohydrates, lipids and proteins when they are oxidised during respiration?
  A)
  The Calvin cycle done clear
  B)
  The Electron transport system done clear
  C)
  The Kreb?s cycle done clear
  D)
  The Ornithine cycle done clear
  View Solution play_arrow

• question_answer6)
  In which of the following reactions of glycolysis, a molecule of water is removed from the substrate?
  A)
  Fructose - 6 - phosphate \[\to \] Fructose 1, 6 ? bisphosphate done clear
  B)
  3 - phosphate glyceraldehyde \[\to \] 1, 3 - bisphosphglyceric acid done clear
  C)
  PEP \[\to \] Pyruvic acid  done clear
  D)
  2 - Phosphoglycerate \[\to \] PEP done clear
  View Solution play_arrow

• question_answer7)
  Hexose monophosphate shunt does not take place when:
  A)
  Oxygen is not enough done clear
  B)
  Glucose is the substrate done clear
  C)
  NAD is available done clear
  D)
  NAD is not available due to shortage of oxygen done clear
  View Solution play_arrow

• question_answer8)
  Which of the following molecules may be used as respiratory substrates?

  (i) Fats

  (ii) Carbohydrates

  (iii) Proteins

  (iv) Nucleic acid

  A)
  (i), (ii) and (iii)  done clear
  B)
         (i) and (ii) done clear
  C)
  (ii) and (iv)       done clear
  D)
         (i) and (iii) done clear
  View Solution play_arrow

• question_answer9)
  The graph shows the relation between light intensity and the giving off and taking up of carbon dioxide by the leaves of a plant. Why is most carbon dioxide given off when the light intensity is zero unit?        
  A)
              Because it is just the start of the experiment. done clear
  B)
  Only respiration is taking place at this intensity of light. done clear
  C)
  Only photosynthesis is taking place at this intensity of light. done clear
  D)
  The rate of photosynthesis is equivalent to the rate of respiration. done clear
  View Solution play_arrow

• question_answer10)
  When proteins are the respiratory substrate, R.Q. will be:
  A)
  0.7                    done clear
  B)
  1.0 done clear
  C)
  0.9                                done clear
  D)
  More than one done clear
  View Solution play_arrow

• question_answer11)
  Which statement concerning ATP synthesis is correct?
  A)
  ATP can be synthesised through substrate level phosphorylation, photophosphorylation and oxidative phosphorylation. done clear
  B)
  The proton-motive force is the establishment of proton gradients and electrochemical potentials across the inner membrane. done clear
  C)
  Proton-motive force is essential for back flow of \[{{H}^{+}}\] from outer chamber of matrix of mitochondria through proton channel (\[{{F}_{0}}\]) of \[{{F}_{0}}-{{F}_{1}}\] particle to produce ATP. done clear
  D)
  All of the above done clear
  View Solution play_arrow

• question_answer12)
  The first dicarboxylic acid in Krebs' cycle is:
  A)
  Isocitric acid       done clear
  B)
         Pyruvic acid done clear
  C)
  Oxalo acetic acid done clear
  D)
         \[\alpha \]-ketoglutaric acid done clear
  View Solution play_arrow

• question_answer13)
  Maximum usable energy per mole of glucose metabolised will be generated during:
  A)
  Aerobic respiration by germinating seeds. done clear
  B)
  Production of methanol by enteric bacteria. done clear
  C)
  Fermentation into ethanol by yeast. done clear
  D)
  Glycolysis in the skeletal muscle of a sprinter performing a hundred metre dash done clear
  View Solution play_arrow

• question_answer14)
  What is the function of molecular oxygen in cellular respiration?          
  A)
  It causes the breakdown of citric acid. done clear
  B)
  To combine with glucose to produce carbon dioxide. done clear
  C)
  To combine with carbon from organic molecules to produce carbon dioxide. done clear
  D)
  To combine with hydrogen from organic molecules to produce water. done clear
  View Solution play_arrow

• question_answer15)
  Excess of ATP inhibits the enzyme:
  A)
  Phosphofructokinase done clear
  B)
  Hexokinase done clear
  C)
  Aldolase (Lyase) done clear
  D)
  Pyruvate decarboxylase done clear
  View Solution play_arrow

• question_answer16)
  Choose the correct pair of names that refer to one and the same process.
  A)
  Citric acid cycle and Calvin cycle done clear
  B)
  Tricarboxylic acid cycle and urea cycle done clear
  C)
  Kreb's cycle and Calvin cycle done clear
  D)
  Tricarboxylic acid cycle and citric acid cycle done clear
  View Solution play_arrow

• question_answer17)
  \[{{F}_{1}}\] particle of oxysome:
  A)
  Releases proton energy done clear
  B)
  Utilises proton energy done clear
  C)
  Has no role in energy consumption done clear
  D)
  Lies in outer chamber done clear
  View Solution play_arrow

• question_answer18)
  Which of the following types of mammalian cell does not carry out oxidative phosphorylation?
  A)
  Cardiac muscle cells        done clear
  B)
  Erythrocytes        done clear
  C)
  Neurons done clear
  D)
         Oxyntic cells done clear
  View Solution play_arrow

• question_answer19)
  During which stage in the complete oxidation of glucose are the highest number of energy deriving molecules (ATP) formed from ADP:
  A)
  Conversion of pyruvic acid to acetyl Co A done clear
  B)
              Electron transport chain done clear
  C)
  Glycolysis done clear
  D)
  Kreb's cycle done clear
  View Solution play_arrow

• question_answer20)
  In glycolysis, enyzme playing key role in splitting 6C compound into 3-C compound is:
  A)
  Hexokinase        done clear
  B)
         Aldolase done clear
  C)
  Isomerase          done clear
  D)
  None of these done clear
  View Solution play_arrow

• question_answer21)
  In some succulent plants like Opuntia the R.Q. is zero because:
  A)
  \[C{{O}_{2}}\] is released without any absorption of \[{{O}_{2.}}\] done clear
  B)
  \[{{O}_{2}}\]is absorbed but \[C{{O}_{2}}\] is not released. done clear
  C)
  There is often compensation point in these plants due to thick phylloclades. done clear
  D)
  None of the above done clear
  View Solution play_arrow

• question_answer22)
  In Electron transport chain, \[FAD{{H}_{2}}\] , is oxidized to FAD, the electrons are passed to cytochrome proteins whereas hydrogen ions are released into:
  A)
  Matrix done clear
  B)
  Cytosol done clear
  C)
  Outer membrane done clear
  D)
  Perimitochondrial space done clear
  View Solution play_arrow

• question_answer23)
  Electron transport chain is inhibited by:
  A)
  Rotenone and amytal done clear
  B)
  Antimycin-A done clear
  C)
  Cyanide (\[C{{N}^{-}}\]), azide (\[{{N}_{3}}^{-}\]) and carbon monoxide (CO)         done clear
  D)
  All of the above done clear
  View Solution play_arrow

• question_answer24)
  Refer the figure showing major pathway of anaerobic respiration. Identify 1, 2, 3 and 4.            
  A)

  1	2	3	4
  \[NA{{D}^{+}}\]	Ethanol	Lactic acid	PEP

    done clear
  B)

  Ethanol

  \[NA{{D}^{+}}\]

  Lactic acid

  ATP

    done clear
  C)

  Lactic acid

  Ethanol

  Glucose

  ADP

    done clear
  D)

  NAD

  Lactic acid

  Ethanol

  DHAP

    done clear
  View Solution play_arrow

• question_answer25)
  Which of the following conversions represents a reduction reaction?         
  A)
  Pyruvate \[\to \] Acetyl CoA  done clear
  B)
  \[{{C}_{6}}{{H}_{12}}{{O}_{6}}\to 6C{{O}_{2}}\] done clear
  C)
  \[NADH+{{H}^{+}}\to NA{{D}^{+}}2H\] done clear
  D)
  Acetaldehyde \[({{C}_{2}}{{H}_{4}}O)\to Ethanol({{C}_{2}}{{H}_{6}}O)\] done clear
  View Solution play_arrow

• question_answer26)
  Glycolysis consists of:
  A)
  Ten enzymatic reactions that convert a six- carbon molecule to a four carbon pyruvate and result in a net gain of 4 ATP molecules. done clear
  B)
  Eight enzymatic reactions that convert a six- carbon molecule to a four carbon pyruvate and result in a net gain of 4 ATP molecules. done clear
  C)
  Ten enzymatic reactions that convert a six- carbon molecule to a three carbon pyruvate and result in a net gain of 2 ATP molecules. done clear
  D)
  Eight enzymatic reactions that convert a six-carbon molecule to a three carbon pyruvate and result in net gain of 2 ATP molecules. done clear
  View Solution play_arrow

• question_answer27)
  During the early stages of alcoholic fermentation there is a high rate of growth of yeast. After some time the rate decreases. Which of the following conditions in the culture medium is least likely to have caused this?
  A)
  Depletion of glucose done clear
  B)
  Depletion of oxygen done clear
  C)
  Depletion of mineral salts done clear
  D)
  Accumulation of waste products done clear
  View Solution play_arrow

• question_answer28)
  The tissue of highest respiratory activity is:
  A)
  Meristems          done clear
  B)
         Ground tissue done clear
  C)
  Phloem  done clear
  D)
         Mechanical tissue done clear
  View Solution play_arrow

• question_answer29)
  Oxidative phosphorylation involves simultaneous oxidation and phosphorylation to finally form:
  A)
  Pyruvate            done clear
  B)
         NADP done clear
  C)
  DPN                  done clear
  D)
         ATP done clear
  View Solution play_arrow

• question_answer30)
  In an electron transport chain in terminal oxidation the cytochrome which donates electrons to \[{{O}_{2}}\] is:
  A)
  Cytochrome b  done clear
  B)
         Cytochrome c done clear
  C)
  Cytochrome \[{{a}_{3}}\]   done clear
  D)
         Cytochrome a done clear
  View Solution play_arrow

• question_answer31)
  R.Q. in anaerobic respiration is:
  A)
  0                                  done clear
  B)
  \[\infty \] done clear
  C)
  1                      done clear
  D)
         1             done clear
  View Solution play_arrow

• question_answer32)
  Two enzymes common to EMP pathway and \[{{C}_{3}}\]cycle are:                 
  A)
  Aldolase and triose phosphate isomerase done clear
  B)
  Aldolase and enolase done clear
  C)
  Cytochrome oxidase and enolase done clear
  D)
  Phosphoglycerate   mutase   and   triose phosphate isomerase done clear
  View Solution play_arrow

• question_answer33)
  Protein is used as respiratory substrate only when:
  A)
  Carbohydrates are absent done clear
  B)
  Fats are absent done clear
  C)
  Both carbohydrates and fats are exhausted done clear
  D)
  Fats and carbohydrates are abundant done clear
  View Solution play_arrow

• question_answer34)
  Which of the following is coenzyme-II?
  A)
  NAD                 done clear
  B)
         NADP done clear
  C)
  FAD                  done clear
  D)
         None of these done clear
  View Solution play_arrow

• question_answer35)
  The Electron transport system in cells is coupled directly with the:                 
  A)
  Hydrolysis of hexose phosphates done clear
  B)
  Polymerisation of hexoses done clear
  C)
  Production of pyruvate done clear
  D)
  Synthesis of ATP done clear
  View Solution play_arrow

• question_answer36)
  Which of the following is link between carbohydrate and fat metabolism?
  A)
  \[C{{O}_{2}}\]            done clear
  B)
         Acetyl Co-A done clear
  C)
  Pyruvic acid     done clear
  D)
         Citric acid done clear
  View Solution play_arrow

• question_answer37)
  Which is formed in oxidative phosphorylation?
  A)
  ATP in respiration done clear
  B)
  ATP in photosynthesis done clear
  C)
  NADH in respiration done clear
  D)
  NADH in photosynthesis  done clear
  View Solution play_arrow

• question_answer38)
  Choose the correct combination of labelling of the molecules involved in the pathway of anaerobic respiration, in yeast:
  A)
  1 -Ethanol, 2-\[C{{O}_{2}}\], 3- Acetaldehyde done clear
  B)
  1 -Ethanol, 2- Acetaldehyde, 3-\[C{{O}_{2}}\] done clear
  C)
  1 -\[C{{O}_{2}}\], 2-Ethanol, 3- Acetaldehyde done clear
  D)
  1 -\[C{{O}_{2}}\], 2-Acetaldehyde, 3- Ethanol done clear
  View Solution play_arrow

• question_answer39)
  R.Q. of fatty substances is generally:
  A)
  Unity                 done clear
  B)
         Less than one done clear
  C)
  Greater than one             done clear
  D)
  Zero done clear
  View Solution play_arrow

• question_answer40)
  Which of the following is used as a cellular respiration indicator?    
  A)
  Tetrazolium chloride        done clear
  B)
  Ethanol done clear
  C)
  Schiff's reagent   done clear
  D)
  Lactic acid done clear
  View Solution play_arrow

• question_answer41)
  The activity of succinate dehydrogenase is inhibited by:
  A)
  Pyruvate         done clear
  B)
         Glycolate done clear
  C)
  Malonate        done clear
  D)
         Phosphoglycerate done clear
  View Solution play_arrow

• question_answer42)
  How many moles of carbon dioxide are produce by the complete oxidation of 1 mole of pyruvate?
  A)
  1                      done clear
  B)
         2     done clear
  C)
  3                      done clear
  D)
         4 done clear
  View Solution play_arrow

• question_answer43)
  Why glycolysis is considered one of the first metabolic pathways to have evolved?
  A)
  It relies on fermentation, which is characteristic of the archaebacteria and eubacteria. done clear
  B)
  It produces much less ATP than does the electron transport chain and chemiosmosis. done clear
  C)
  It relies totally on enzymes that are produced by free ribosomes, and bacteria have only free ribosomes and no bound ribosomes. done clear
  D)
  It is nearly universal, is located in the cytosol, and does not involve\[{{O}_{2}}\]. done clear
  View Solution play_arrow

• question_answer44)
  During the formation of bread, it becomes porous due to release of \[C{{O}_{2}}\] by the action of:
  A)
  Yeast             done clear
  B)
         Bacterial done clear
  C)
  Virus                 done clear
  D)
         Protozoans done clear
  View Solution play_arrow

• question_answer45)
  Respiration is an:
  A)
  Endothermic process        done clear
  B)
  Exothermic process done clear
  C)
  Anabolic process done clear
  D)
  Endergonic process done clear
  View Solution play_arrow

• question_answer46)
  Enzyme concerned with transfer of electrons are:
  A)
  Hydrolase        done clear
  B)
         Dehydrogenase done clear
  C)
  Transaminase    done clear
  D)
         Protease done clear
  View Solution play_arrow

• question_answer47)
  Which one of the following is common to glycolysis as well as Kreb?s cycle in eukaryotes?
  A)
  Substrate level phosphorylation done clear
  B)
  Photophosphorylation done clear
  C)
  Localisation in mitochondria done clear
  D)
  Production of \[FAD{{H}_{2}}\] done clear
  View Solution play_arrow

• question_answer48)
  Enzyme cytochrome oxidase can be inhibited by:
  A)
  Iodoacetate     done clear
  B)
         Azides & Cyanides       done clear
  C)
  Oligomycins                   done clear
  D)
  Dinitrophenol done clear
  View Solution play_arrow

• question_answer49)
  If R. Q. is less than 1.0 in a respiratory metabolism, it would mean that:          
  A)
  Carbohydrates are used as respiratory substrate. done clear
  B)
  Organic acids are used as respirator substrate. done clear
  C)
  The oxidation of the respiratory substrate consumed more oxygen than the amount of \[C{{O}_{2}}\] released. done clear
  D)
  The oxidation of the respiratory substrate consumed less oxygen than the amount of \[C{{O}_{2}}\] released. done clear
  View Solution play_arrow

• question_answer50)
  Which group of the following scientists discovered the EMP pathway of glycolysis?
  A)
  Embden, Meyerhof and Parnas done clear
  B)
  Emerson, Hoffman and Peterson done clear
  C)
  Embden, Morrison and Pitcher done clear
  D)
  Avery, MacLeod and McCarthy done clear
  View Solution play_arrow

• question_answer51)
  The diagram below refers to mitochondrial electron transport chain. Identify P, Q, R, S, T.
  A)
  P-Matrix; Q-Outer membrane\[FMN{{H}_{2}}\] S-\[NA{{D}_{2}}\]; T - 2H done clear
  B)
  P-Outer chamber; Q-Matrix; \[R-NADH+{{H}^{+}}\]\[S-NA{{D}^{+}};T-2{{H}^{+}}\] done clear
  C)
  P-Outer membrane; Q-Cristae;\[R-NA{{D}^{+}}\] \[S-NA{{D}^{+}};T-2{{H}^{+}}\] done clear
  D)
  P-Cristae; Q-Outer chamber\[R-NADH+{{H}^{+}}\] \[S-NA{{D}^{+}};T-2{{H}^{+}}\] done clear
  View Solution play_arrow

• question_answer52)
  ATP:

  (i) Has high energy containing first phosphate bond.

  (ii) Is produced by oxidative phosphorylation and photophosphorylation.

  (iii) Acts as energy mediator in the cell.

  (iv) Has low energy containing second and third phosphate bond.

  A)
  (i),(ii) and (iii)  done clear
  B)
  (i) and (ii) done clear
  C)
  (ii) and (iv)      done clear
  D)
  (i) and (iii) done clear
  View Solution play_arrow

• question_answer53)
  Match Column-I with Column-II and select the correct answer using the codes given below.

  	Column-I		Column-II
  A.	4C Compound	I	Acetyl CoA
  B.	2C Compound	II	Pyruvate
  C.	5C Compound	III	Citric acid
  D.	3C Compound	IV	\[\alpha \] -ketoglutaric acid
  E.		V	Malic acid

  A)
  A-II;     B-V;     C-III;     D-I done clear
  B)
  A-V;    B-I;       C-IV;     D-II done clear
  C)
  A-III;    B-I;       C-IV;     D-II done clear
  D)
  A-V;    B-III;     C-I;        D-II done clear
  View Solution play_arrow

• question_answer54)
  In the process of respiration in plants 180 gms of sugar +192 gms of oxygen produce:
  A)
  Large amount of\[C{{O}_{2}}\], no water and no energy. done clear
  B)
  132 gms of\[C{{O}_{2}}\], 54 gms of water and 337 kcals of energy. done clear
  C)
  264 gms of\[C{{O}_{2}}\], 108 gms of water and 674 kcals of energy. done clear
  D)
  528 gms of\[C{{O}_{2}}\], 216 gms of water and 1348 kcals of energy. done clear
  View Solution play_arrow

• question_answer55)
  In mitochondrial electron transport system, for every two pairs of electrons that pass from NADH molecules through a sequential series of cytochrome enzymes to molecular oxygen generate
  A)
  3ATP    done clear
  B)
  4 ATP done clear
  C)
  6 ATP               done clear
  D)
  2 ATP done clear
  View Solution play_arrow

• question_answer56)
  Oxidative phosphorylation refers to:
  A)
  Anaerobic production of ATP done clear
  B)
  The citric acid cycle production of ATP done clear
  C)
  Production of ATP by chemiosmosis done clear
  D)
  Alcoholic fermentation done clear
  View Solution play_arrow

• question_answer57)
  Connecting link between glycolysis and Krebs cycle is:
  A)
  Oxaloacetate     done clear
  B)
         PEP done clear
  C)
  Pyruvate         done clear
  D)
         Acetyl CoA done clear
  View Solution play_arrow

• question_answer58)
  Fermentation is essentially glycolysis plus an extra step in which pyruvic acid is reduced to form lactic acid or alcohol and\[C{{O}_{2}}\]. This last step.
  A)
  Removes poisonous oxygen from the environment. done clear
  B)
  Extracts a bit more energy from glucose. done clear
  C)
  Enables the cell to recycle \[NA{{D}^{+}}\] done clear
  D)
  Inactivates toxic pyruvic acid. done clear
  View Solution play_arrow

• question_answer59)
  Enzymes related with cristae are related with:
  A)
  Anaerobic respiration done clear
  B)
  Aerobic respiration done clear
  C)
  \[C{{O}^{2}}\] formation done clear
  D)
  Reduction of pyruvic acid done clear
  View Solution play_arrow

• question_answer60)
  Sugars are not as good as fats as a source of energy for cellular respiration, because sugars:
  A)
  Produce toxic amino groups when broken down. done clear
  B)
  Contain more hydrogen. done clear
  C)
  Usually bypass glycolysis and the Krebs cycle. done clear
  D)
  Contain fewer hydrogen atoms and electrons. done clear
  View Solution play_arrow

• question_answer61)
  Aerobic respiratory pathway is appropriately termed:
  A)
  Parabolic           done clear
  B)
         Amphibolic done clear
  C)
  Anabolic            done clear
  D)
  Catabolic done clear
  View Solution play_arrow

• question_answer62)
  Number of oxygen atoms required for aerobic oxidation of pyruvate:       
  A)
  6                      done clear
  B)
         8 done clear
  C)
  10                     done clear
  D)
         12 done clear
  View Solution play_arrow

• question_answer63)
  The energy-releasing process in which the substrate is oxidised without an external electron acceptor is called:     
  A)
  Fermentation    done clear
  B)
         Photorespiration done clear
  C)
  Aerobic respiration          done clear
  D)
  Glycolysis done clear
  View Solution play_arrow

• question_answer64)
  In glycolysis, during oxidation electrons are removed by:
  A)
  ATP done clear
  B)
  Glyceraldehyde-3 ?phosphate done clear
  C)
  \[NA{{D}^{+}}\] done clear
  D)
  Molecular oxygen done clear
  View Solution play_arrow

• question_answer65)
  Heme protein complexes that act as oxidizing agents during plant respiration are known as:
  A)
  Chlorophyll      done clear
  B)
         Haemoglobin done clear
  C)
  Myoglobin      done clear
  D)
         Cytochrome done clear
  View Solution play_arrow

• question_answer66)
  If a starved plant is provided with glucose, the rate of respiration would:    
  A)
  Decrease              done clear
  B)
  Increase done clear
  C)
  Become constant done clear
  D)
  First rise and then fall done clear
  View Solution play_arrow

• question_answer67)
  The common respiratory substrate is:
  A)
  Glucose             done clear
  B)
         Fructose done clear
  C)
  Sucrose             done clear
  D)
         Fat done clear
  View Solution play_arrow

• question_answer68)
  How many ATP molecules produced by aerobic oxidation of one molecule of glucose?
  A)
  32         done clear
  B)
         30    done clear
  C)
  38                     done clear
  D)
         34 done clear
  View Solution play_arrow

• question_answer69)
  Kreb's cycle was discovered by Kreb in pigeon muscles in 1940. Which step is called gateway step/link reaction/transition reaction in respiration?                 
  A)
  Glycolysis              done clear
  B)
  Formation of acetyl-coA done clear
  C)
  Citric acid formation done clear
  D)
  ETS terminal oxidation done clear
  View Solution play_arrow

• question_answer70)
  \[2({{C}_{51}}{{H}_{98}}{{O}_{6}})+145{{O}_{2}}\to 100C{{O}_{2}}+98{{H}_{2}}O+Energy\]The R.Q. of above reaction is:
  A)
  1      done clear
  B)
                     0.7    done clear
  C)
  1.45                  done clear
  D)
  1.62 done clear
  View Solution play_arrow

• question_answer71)
  R.Q. value is less than 1 in:
  A)
  Lipids                done clear
  B)
         Organic acids done clear
  C)
  Carbohydrates    done clear
  D)
  None of these done clear
  View Solution play_arrow

• question_answer72)
  The diagram shows some of the reactions following glycolysis during aerobic respiration. How many carbon atoms are in each of the substances S, T and U?
  A)

  S	T	U
  2	5	3

    done clear
  B)

  2

  6

  4

    done clear
  C)

  3

  4

  6

    done clear
  D)

  3

  6

  4

    done clear
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• question_answer73)
  Which graph represents the relationship between the relative energy intake of a person and temperature over a range of environmental temperatures from -40°C to +38°C?
  A)
     done clear
  B)
                   done clear
  C)
          done clear
  D)
                                  done clear
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• question_answer74)
  Conversion   of   fructose-6-phosphate   to fructose-1, 6-diphosphate is catalysed by:
  A)
  Phosphofructokinase        done clear
  B)
    Aldolase done clear
  C)
    Hexokinase                    done clear
  D)
    None of the above done clear
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• question_answer75)
  The principle of limiting factor was given by:
  A)
  Hill                   done clear
  B)
    Blackman done clear
  C)
    Arnon                done clear
  D)
    Calvin done clear
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